求解数值积分的程序，主要功能是求解一定区间函数的数值积分值。功能强大，应用方便。欢迎指导。谢谢！-QUAD Numerically evaluate integral, adaptive Lobatto quadrature.function FUN from A to B to within an error of 1.e-6 using high order recursive adaptive quadrature. FUN is a function handle. Th